2486640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 8311968

約数和(自身を除く): 5825328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 797, 1040, 1560, 1594, 2391, 3120, 3188, 3985, 4782, 6376, 7970, 9564, 10361, 11955, 12752, 15940, 19128, 20722, 23910, 31083, 31880, 38256, 41444, 47820, 51805, 62166, 63760, 82888, 95640, 103610, 124332, 155415, 165776, 191280, 207220, 248664, 310830, 414440, 497328, 621660, 828880, 1243320, 2486640]

約数ペア:

[(1, 2486640), (2, 1243320), (3, 828880), (4, 621660), (5, 497328), (6, 414440), (8, 310830), (10, 248664), (12, 207220), (13, 191280), (15, 165776), (16, 155415), (20, 124332), (24, 103610), (26, 95640), (30, 82888), (39, 63760), (40, 62166), (48, 51805), (52, 47820), (60, 41444), (65, 38256), (78, 31880), (80, 31083), (104, 23910), (120, 20722), (130, 19128), (156, 15940), (195, 12752), (208, 11955), (240, 10361), (260, 9564), (312, 7970), (390, 6376), (520, 4782), (624, 3985), (780, 3188), (797, 3120), (1040, 2391), (1560, 1594)]